At the age of 12 Bruno Rossati began working eleven hour days.
"Now, approaching 91, I find myself reminiscing about my youth, still riding my motorcycle every day.
Letter re Ladetto
Manufactured by Gebr. Spiegler, Motorfahrzeugfabrik of Aalen in Württemberg, from c.1922 to 1926.
The Spiegler brothers built three motorcycles: a 125cc horizontally opposed twin mounted longitudinally, high in the frame, another HO twin set low, Douglas fashion, and a 350cc single. Both engines were manufactured in-house.
The name of the motorcycle was changed to Spiegler in 1923 or 1926 (sources vary).
There was another motorcycle using the name Schwalbe built in Switzerland, and a Simson scooter from East Germany is frequently referred to as simply "Schwalbe".